so -- >> yeah. >> so on sandy, when you went back to new york after sandy, what did you see and what were you thinking? you wrote a book, storms of my grandchildren. were you thinking, aha, the storms i've been writing about are here now? >> well, it was an example. the storm -- you know, i titled it storms of my grandchildren because, if we pass the point where greenland begins to shed ice fast enough to cool the north atlantic, which only requires that you get up to about half a meter or so from greenland, that will increase the temperature gradients between the high latitudes and low latitudes and that is what drives cyclonic storms. so some of these storms of the century that we've had, the really big cyclonic storms which, unlike a hurricane, they stretch for thousands of miles. so you can have one that stretches from the caribbean to canada and with hurricane force winds. and now, if we increase the temperature gradients by several degrees, which we can do, we're going to get those types of storms and europe will particularly suffer from them. but when you get a hurricane embed